meanwhile, the death toll from superstorm sandy in the u.s. and canada has risen to 121 after the death of an elderly man who was found unresponsive at the bottom of a wet and dark stairwell in rockaway, queens freed on wednesday, new york city mayor michael bloomberg warned sandy may have weakened defenses against potential flooding. >> because of today's storm, coastal areas face a risk of some flooded into 6:00 a.m. tomorrow morning and the national weather service warns there could be some major flooding in spots already eroded by sandy. the difference here is the barriers of sand or rocked that were there before perhaps are not there. we have not and will not order the large-scale evacuation we did in advance of hurricane sandy, but if you are experiencing significant flooding during sandy, you should consider taking shelter with friends and family are using one of the city's storm shelters. >> at least 40 people have been killed in an earthquake off of guatemala's pacific coast. most of the victims were killed in the northwestern state o